/Engine/Plugins/Experimental/PCG/Source/PCG/Public/Metadata/PCGMetadata.h
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="PCG|Metadata") void CreateVectorAttribute ( [FName](API\Runtime\Core\UObject\FName) AttributeName, FVector DefaultValue, bool bAllowsInterpolation, bool bOverrideParent )